Blu Rock Women's 2-Piece Lightweight Waffle-Knit Thermal Set The Blu Rock Women’s Thermal Set includes a long-sleeve top and matching bottom made from lightweight waffle-knit fabric that delivers breathable warmth and all-day comfort. Made with a premium blend of 60% combed cotton, 39% polyester, and 1% spandex, it offers softness with just the right amount of stretch. Designed with a regular fit, pull-on closure, and a tag-free interior to reduce irritation. Smart odor control technology helps you stay fresh whether you're layering up for the cold or wearing it on its own for lounging or workouts. Packaged in a retail-ready bag with a hang hole, perfect for in-store display. Includes thermal top and bottom Waffle-knit texture for breathable insulation Smart odor control keeps you fresh Tag-free design for added comfort Retail packaging with hang hole Material: 60% Combed Cotton / 39% Polyester / 1% Spandex Machine washable